def str():
    str1 = "sdf"*4
    print(str1)
    return [str1,str1]
num = input("请输入数字：")
num = int(num)
if 10>num:
    print("数字在5到10之间")
elif num == 10:
    print("数字是10")
elif num == 5:
    print("数字是5")
else:
    print("数字不在5到10之间")

if 3 :
    print("3")



a= str()#函数调用,这里把函数也看成了一个对象
print(a)
print(type(a))
print(str())

# sdfsdfsdfsdf
# ['sdfsdfsdfsdf', 'sdfsdfsdfsdf']
# <class 'list'>
# sdfsdfsdfsdf
# ['sdfsdfsdfsdf', 'sdfsdfsdfsdf']